Final agency decisions issued under the statutory authority of the U.S. Department of Labor may be issued by the Secretary of Labor, or by his or her designee under a written delegation of authority. The Administrative Review Board, an organizational entity within the Office of the Secretary, has been delegated authority to issue final agency decisions under the statutes, executive orders, and regulations according to, and except as provided in Secretary's Order 01-2020 (or any successor to that order).
29 C.F.R. §2.8